The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Templates not requiring internationalization (4 members)
- Templates to include in Taxonavigation (1 member)
- Templates using LangSwitch for internationalisation (1 member)
- Templates using TemplateData (4 members)
- Text formatting templates (1 member)
- Time (0 members)
- Toby Fox (1 member)
- Tool icons (1 member)
- Topics (2 members)
- Topics (flat list) (1 member)
- Translated documentation templates (5 members)
- Translated header templates (6 members)
- Translated license tags (1 member)
- Translated marker templates (4 members)
- Translated navigational templates (1 member)
- Translation done (2 members)
- Turn-based RPGs (1 member)
- Typing-aid templates (1 member)
- User page images (1 member)
- Uses of Autocat template (2 members)
- Uses of the Internet (1 member)
- Using (1 member)
- Valid SVG created with Inkscape:Gnome icons (1 member)
- Valued image templates (1 member)
- Video game companies of Japan (1 member)
- Video game composers (1 member)
- Video game development (1 member)
- Video game platforms by company (1 member)
- Video games by name (2 members)
- Video games by type (1 member)
- Video games developed in Sweden (1 member)
- Video games developed in the United States (1 member)
- Video games in the Museum of Modern Art (1 member)
- Vulpes (1 member)
- Vulpes vulpes (0 members)
- Vulpini (1 member)
- Wii U games by name (1 member)
- Window managers (1 member)
- Windows CE (1 member)
- Windows Phone games (1 member)
- Windows video games by name (2 members)
- Xbox 360 games by name (1 member)
- Xbox One games by name (1 member)
- ZVProject Tree of Life (1 member)
- Zenniverse Media biology maintenance (2 members)
- Zenniverse Media category maintenance by used template (1 member)
- Zenniverse Media geocoding (1 member)
- Zenniverse Media maintenance (2 members)
- Zenniverse Media maintenance content (1 member)
- Zoom (1 member)